Spassword

zero-knowledge Chrome password manager.

About

Spassword is a zero-knowledge Chrome password manager. All encryption and decryption happen on your device — the Cloudflare backend only ever stores ciphertext, so not even we can read your passwords. Save reminders, autofill, a password generator, and multi-device sync, all in one extension.

Links

Spassword website

Badges

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Maker History

Spassword - password managerA password manager even we can't read
Aug 2026

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Joined Product HuntAugust 8th, 2026

Forums

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21h ago

Spassword - password manager - A password manager even we can't read

Spassword is a zero-knowledge password manager for Chrome & Edge. Argon2id + AES-256-GCM happens on-device — servers only see ciphertext, not even we can read your vault. Autofill, strong password generator, 2FA (TOTP) codes, passkeys — plus one-click breach checks and CSV import from Chrome/Google. Free multi-device sync, offline support, and a web vault at spassword.net, no install needed. Share logins with up to 5 family members, view/edit permissions, real key rotation on revoke. 100% free